Home / 43,180.37-64,772.88-13,600.52

Finding the Fourth Proportional to 43,180.37, 64,772.88 and 13,600.52

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Solution

The fourth proportional to 43,180.37, 64,772.88 and 13,600.52 is: 20,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180.37 : 64,772.88 = 13,600.52 : x
  2. Step 2: Convert to fraction form
    43,180.37/64,772.88 = 13,600.52/x
  3. Step 3: Cross multiply
    43,180.37x = 64,772.88 × 13,600.52
  4. Step 4: Simplify right side
    43,180.37x = 880,944,849.90
  5. Step 5: Solve for x
    x = 880,944,849.90/43,180.37
  6. Step 6: Final answer
    x = 20,401.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.